A kind of GIS disconnector, grounding switch test operating means
Technical field
The utility model relates to a kind of GIS disconnector, operating means is used in the grounding switch test, and the delivery test that is applied to GIS isolation, grounding switch detects.
Background technology
In recent years, along with GIS isolates, the continuous expansion of grounding switch production capacity, original measuring equipment can not be satisfied the demand far away, seriously restricting production development, in order to guarantee product quality, improve pilot project, reduce the product export future trouble, overcome the not high problem of test efficiency, be badly in need of making a kind of isolation, the grounding switch test operating means that can realize GIS isolation, 200 operations of grounding switch and 50 operation items that dispatch from the factory.
The utility model content
The purpose of this utility model provides a kind of test efficiency height and can realize the GIS disconnector of manual, automatic two kinds of operations, grounding switch test operating means.
For achieving the above object, the utility model adopts following technical scheme: a kind of GIS disconnector, grounding switch test operating means, this device comprises pressure regulator, semi-automatic combined floodgate, separating brake circuit and closing by hand, separating brake circuit, the output termination rectifier bridge of pressure regulator, the input termination AC power of pressure regulator; Described semi-automatic combined floodgate, separating brake circuit are made of combined floodgate branch road that contains closing contactor and the time-delay conversion branch road that contains the separating brake branch road of separating brake contactor and contain timing contactor; Described combined floodgate branch road is the moving auxiliary contact of opening that is connected on the timing contactor on the live wire, separating brake contactor moving opens the branch road that auxiliary contact and closing contactor coil are composed in series, described separating brake branch road is that moving the closing that is connected on the timing contactor on the live wire prolonged the branch contact, closing contactor moving opens the branch road that auxiliary contact and separating brake contactor coil are composed in series, described time-delay conversion branch road is that the prolonging of closing contactor that is connected on the live wire closed the branch road that wink divides auxiliary contact and timing contactor coil to be composed in series, the a pair of main contact of closing contactor and a pair of main contact of separating brake contactor connect the live wire of output voltage regulator together, and another of closing contactor connects the positive pole of rectification bridge output end together to another contact of contact and separating brake contactor; Described closing by hand circuit is made of auxiliary moving open contact that is serially connected in closing by hand button on the live wire and separating brake contactor and the series connection of closing contactor coil, and described manual brake separating circuit constitutes by being serially connected in the manual brake separating button on the live wire and the auxiliary moving open contact and the series connection of separating brake contactor coil of closing contactor; Be connected to a conversion isolating switch between semi-automatic combined floodgate, separating brake circuit and closing by hand, separating brake circuit, this isolating switch is serially connected between live wire and semi-automatic combined floodgate, separating brake circuit enter the mouth.
Connect and compose with counter after the auxiliary moving together contact parallel connection of described counting circuit by auxiliary moving together contact of closing contactor and separating brake contactor.
Adopt technique scheme can realize manually and the semi-automatic operation dual mode, isolating switch closes during manual operation, energized is pressed the closing by hand button, and end output switching signal closes a floodgate, finish once and close a floodgate, counter is finished the counting that once closes a floodgate, and presses the separating brake switch, separating brake end output sub-gate signal, finish sub-switching operation, this hour counter is finished the separating brake counting one time; During semi-automatic operation, the control isolating switch of operation automatically closes, the closing contactor coil electricity, the closing contactor action, the end output switching signal that closes a floodgate is through one section time-delay, wink branch contact closure is closed in prolonging of closing relay, counter is finished the counting that once closes a floodgate, and combined floodgate stops, and closing contactor recovers initial state, moving the closing of time contactor prolonged branch contact need through disconnecting after a while, the energising of separating brake contactor coil, the action of separating brake contactor, separating brake end output control signal, moving the closing of time contactor prolonged the disconnection of branch contact, counter is finished the separating brake counting one time, and separating brake stops, the next beginning of closing a floodgate; Can continually once finish the continuous 50 times operation of dispatching from the factory of disconnector, grounding switch like this, after test, test efficiency improves two times.
Description of drawings
Fig. 1 is a schematic diagram of the present utility model.
Embodiment
Schematic diagram of the present utility model shown in Figure 1, comprise pressure regulator TB, semi-automatic combined floodgate, separating brake circuit and closing by hand, separating brake circuit and isolating switch F0, F1, F2, F3, F4, the output terminal of pressure regulator is connected with rectifier bridge ZLQ, and the input end of pressure regulator is connected with AC power; Described semi-automatic combined floodgate, separating brake circuit are made of combined floodgate branch road that contains closing contactor KM1 and the time-delay conversion branch road that contains the separating brake branch road of separating brake contactor KM2 and contain timing contactor KM0; Described combined floodgate branch road is the moving auxiliary contact of opening that is connected on the timing contactor KM0 on the live wire, the branch road that the moving coil of opening auxiliary contact and closing contactor KM1 of separating brake contactor KM2 is composed in series, described separating brake branch road is that moving the closing that is connected on the timing contactor KM0 on the live wire prolonged the branch contact, closing contactor KM1 moving opens the branch road that auxiliary contact and separating brake contactor KM2 coil are composed in series, described time-delay conversion branch road is that the prolonging of closing contactor KM1 that is connected on the live wire closed the branch road that wink divides auxiliary contact and timing contactor KM0 coil to be composed in series, the a pair of main contact of a pair of main contact of closing contactor KM1 and separating brake contactor KM2 connects the live wire of the output terminal of pressure regulator together, and another of closing contactor KM1 connects the positive pole of rectifier bridge ZQL output terminal together to another contact of contact and separating brake contactor KM2; Described closing by hand circuit is made of the coil series connection of auxiliary moving open contact that is serially connected in closing by hand button HA on the live wire and separating brake contactor KM2 and closing contactor KM1, described manual brake separating circuit is made of the coil series connection of auxiliary moving open contact that is serially connected in manual brake separating button TA on the live wire and closing contactor KM1 and separating brake contactor KM2, and isolating switch F4 is serially connected between live wire enters the mouth with semi-automatic combined floodgate, separating brake circuit.
Connect and compose with counter PC after the auxiliary moving together contact parallel connection of described counting circuit by the auxiliary moving together contact of closing contactor KM1 and separating brake contactor KM2.
The manually operated isolating switch F0 of control closes during manual operation, F1, F2, energized, press closing by hand button HA, closing contactor KM1 coil is connected, the closing contactor action, the a pair of main contact closure of the closing contactor KM1 that connects with red eye HR2, red light is bright, end output switching signal closes a floodgate, finish once to exchange and close a floodgate, be connected the moving auxiliary contact closure of closing of the closing contactor in the counting circuit, finish the counting operation that once closes a floodgate, press separating brake switch TA, at this moment a pair of main contact closure of the separating brake contactor KM2 that connects with greensignal light HG, green light is bright, the sub-gate signal of separating brake end output simultaneously, finish and once exchange sub-switching operation, be connected the moving auxiliary contact closure of closing of the separating brake contactor in the counting circuit, finish the separating brake counting operation one time, in like manner, isolating switch F0 closes, F1, F3 can finish a direct current and close, sub-switching operation; Isolating switch F0 closes during semi-automatic operation, F1, F2, F4, energized, at this moment closing contactor KM1 coil electricity, closing contactor KM1 action, the a pair of main contact closure of the closing contactor KM1 that connects with red eye HR2, red light is bright, end output switching signal closes a floodgate, be connected the moving auxiliary contact closure of closing of the closing contactor KM1 of counting circuit, finish the counting that once closes a floodgate, wink branch contact process time-delay back connection is closed in prolonging of closing contactor KM1, time contactor KM0 coil electricity, the moving open contact of time contactor KM0 disconnects, moving the closing of KM0 prolonged the branch contact closure, the coil blackout of closing contactor KM1, exchanging closes a floodgate stops, closing contactor KM1 recovers initial state, the coil blackout of time contactor KM0, moving the closing of KM0 prolonged branch contact need through disconnecting after a while, the coil of separating brake contactor KM2 powers up, separating brake contactor KM2 action, the a pair of main contact closure of the separating brake contactor KM2 that connects with greensignal light HG, green light is bright, and the separating brake end is exported control signal, is connected the moving auxiliary contact closure of closing of the separating brake contactor KM2 in the counting circuit, counter is finished the separating brake counting one time, moving the closing of time contactor prolonged the disconnection of branch contact, exchanges separating brake and stops, and the next combined floodgate that exchanges begins; In like manner, close isolating switch F0, F1, F3, F4 can finish direct current separating brake, combined floodgate semi-automatic operation.